ennegrecer meaning in English

blacken [blackened, blackening, blackens]▼(make black)
verb
[UK: ˈblækən] [US: ˈblækən]Hundreds of years ago, married Japanese women would blacken their teeth to beautify themselves. = Hace cientos de años, las mujeres casadas japonesas se ennegrecían los dientes para embellecerse.